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Finding the Fourth Proportional to 104,596.62, 144,343.87 and 56,850.00

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Solution

The fourth proportional to 104,596.62, 144,343.87 and 56,850.00 is: 78,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,596.62 : 144,343.87 = 56,850.00 : x
  2. Step 2: Convert to fraction form
    104,596.62/144,343.87 = 56,850.00/x
  3. Step 3: Cross multiply
    104,596.62x = 144,343.87 × 56,850.00
  4. Step 4: Simplify right side
    104,596.62x = 8,205,949,457.80
  5. Step 5: Solve for x
    x = 8,205,949,457.80/104,596.62
  6. Step 6: Final answer
    x = 78,453.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.